private void PerMeshClipRendering(IEnumerable <BigMesh> bigMeshes)
{
var meshList = new List <CollisionMesh>();
var helper = new BuildHelper(coct);
foreach (var mesh in bigMeshes.Where(it => !it.matDef.noclip))
{
var collisionMesh = new CollisionMesh
{
Collisions = new List <Collision>()
};
var vifPacketIndices = new List <ushort>(mesh.vifPacketIndices);
foreach (var set in TriangleStripsToTriangleFans(mesh.triangleStripList))
{
var quad = set.Count == 4;
var v1 = mesh.vertexList[set[0]];
var v2 = mesh.vertexList[set[1]];
var v3 = mesh.vertexList[set[2]];
var v4 = quad ? mesh.vertexList[set[3]] : Vector3.Zero;
collisionMesh.Collisions.Add(coct.Complete(
new Collision
{
Vertex1 = helper.AllocateVertex(v1.X, -v1.Y, -v1.Z), // why -Y and -Z ?
Vertex2 = helper.AllocateVertex(v2.X, -v2.Y, -v2.Z),
Vertex3 = helper.AllocateVertex(v3.X, -v3.Y, -v3.Z),
Vertex4 = Convert.ToInt16(quad ? helper.AllocateVertex(v4.X, -v4.Y, -v4.Z) : -1),
SurfaceFlags = new SurfaceFlags()
{
Flags = mesh.matDef.surfaceFlags
}
},
inflate: 1
));
}
vifPacketRenderingGroup.Add(
vifPacketIndices
.Distinct()
.ToArray()
);
coct.Complete(collisionMesh);
meshList.Add(collisionMesh);
}
coct.CompleteAndAdd(
new CollisionMeshGroup
{
Meshes = meshList
}
);
// Entry2 index is tightly coupled to vifPacketRenderingGroup's index.
// Thus do not add Entry2 unplanned.
CreateDoctFromCoct(meshList);
}
protected int OnExecute(CommandLineApplication app)
{
var coct = new Coct();
var bbox = BBox.Split(',')
.Select(one => short.Parse(one))
.ToArray();
var invMinX = bbox[0];
var invMinY = bbox[1];
var invMinZ = bbox[2];
var invMaxX = bbox[3];
var invMaxY = bbox[4];
var invMaxZ = bbox[5];
var minX = -invMinX;
var minY = -invMinY;
var minZ = -invMinZ;
var maxX = -invMaxX;
var maxY = -invMaxY;
var maxZ = -invMaxZ;
var builder = new Coct.BuildHelper(coct);
// (forwardVec)
// +Z
// A / +Y (upVec)
// | /
// |/
// +--> +X (rightVec)
// 7 == 6 top
// | | top
// 4 == 5 top
//
// 3 == 2 bottom
// | | bottom
// 0 == 1 bottom
var table4Idxes = new short[]
{
builder.AllocateVertex(minX, minY, minZ, 1),
builder.AllocateVertex(maxX, minY, minZ, 1),
builder.AllocateVertex(maxX, minY, maxZ, 1),
builder.AllocateVertex(minX, minY, maxZ, 1),
builder.AllocateVertex(minX, maxY, minZ, 1),
builder.AllocateVertex(maxX, maxY, minZ, 1),
builder.AllocateVertex(maxX, maxY, maxZ, 1),
builder.AllocateVertex(minX, maxY, maxZ, 1),
};
// side:
// 0 bottom
// 1 top
// 2 west
// 3 east
// 4 south
// 5 north
var planes = new Plane[]
{
new Plane(0, -1, 0, +minY), //bottom
new Plane(0, +1, 0, -maxY), //up
new Plane(-1, 0, 0, +minX), //west
new Plane(+1, 0, 0, -maxX), //east
new Plane(0, 0, -1, +minZ), //south
new Plane(0, 0, +1, -maxZ), //north
};
var faceVertexOrders = new int[, ]
{
{ 0, 1, 2, 3 }, //bottom
{ 4, 7, 6, 5 }, //top
{ 3, 7, 4, 0 }, //west
{ 1, 5, 6, 2 }, //east
{ 2, 6, 7, 3 }, //south
{ 0, 4, 5, 1 }, //north
};
var collisionMesh = new Coct.CollisionMesh
{
Collisions = new List <Coct.Collision>()
};
for (var side = 0; side < 6; side++)
{
var collision = new Coct.Collision
{
Ground = 0,
FloorLevel = 0,
Vertex1 = table4Idxes[faceVertexOrders[side, 0]],
Vertex2 = table4Idxes[faceVertexOrders[side, 1]],
Vertex3 = table4Idxes[faceVertexOrders[side, 2]],
Vertex4 = table4Idxes[faceVertexOrders[side, 3]],
Plane = planes[side],
BoundingBox = BoundingBoxInt16.Invalid,
Attributes = new Coct.Attributes()
{
Flags = 0x3F1
},
};
coct.Complete(collision);
collisionMesh.Collisions.Add(collision);
}
coct.Complete(collisionMesh);
coct.CompleteAndAdd(
new Coct.CollisionNode
{
Meshes = new List <Coct.CollisionMesh>()
{
collisionMesh
}
}
);
var buff = new MemoryStream();
coct.Write(buff);
buff.Position = 0;
File.WriteAllBytes(CoctOut, buff.ToArray());
return(0);
}
private WalkResult Walk(BSP bsp)
{
var pair = bsp.Split();
if (pair.Length == 2)
{
return(JoinResult(
Walk(pair[0]),
Walk(pair[1])
));
}
else
{
var collisionMesh = new CollisionMesh
{
Collisions = new List <Collision>()
};
var vifPacketIndices = new List <ushort>();
foreach (var point in pair[0].Points)
{
var mesh = point.bigMesh;
vifPacketIndices.AddRange(mesh.vifPacketIndices);
foreach (var set in TriangleStripsToTriangleFans(mesh.triangleStripList))
{
var quad = set.Count == 4;
var v1 = mesh.vertexList[set[0]];
var v2 = mesh.vertexList[set[1]];
var v3 = mesh.vertexList[set[2]];
var v4 = quad ? mesh.vertexList[set[3]] : Vector3.Zero;
collisionMesh.Collisions.Add(coct.Complete(
new Collision
{
Vertex1 = helper.AllocateVertex(v1.X, -v1.Y, -v1.Z), // why -Y and -Z ?
Vertex2 = helper.AllocateVertex(v2.X, -v2.Y, -v2.Z),
Vertex3 = helper.AllocateVertex(v3.X, -v3.Y, -v3.Z),
Vertex4 = Convert.ToInt16(quad ? helper.AllocateVertex(v4.X, -v4.Y, -v4.Z) : -1),
SurfaceFlags = new SurfaceFlags()
{
Flags = mesh.matDef.surfaceFlags
}
},
inflate: 1
));
}
}
coct.Complete(collisionMesh);
collisionMeshList.Add(collisionMesh);
vifPacketRenderingGroup.Add(
vifPacketIndices
.Distinct()
.ToArray()
);
return(new WalkResult
{
mesh = collisionMesh,
});
}
}
